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Commons Net example source code file (OS2FTPEntryParser.java)
The Commons Net OS2FTPEntryParser.java source code/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.commons.net.ftp.parser; import java.text.ParseException; import org.apache.commons.net.ftp.FTPClientConfig; import org.apache.commons.net.ftp.FTPFile; /** * Implementation of FTPFileEntryParser and FTPFileListParser for OS2 Systems. * * @author <a href="Winston.Ojeda@qg.com">Winston Ojeda * @author <a href="mailto:scohen@apache.org">Steve Cohen * @version $Id: OS2FTPEntryParser.java 1081476 2011-03-14 17:09:59Z sebb $ * @see org.apache.commons.net.ftp.FTPFileEntryParser FTPFileEntryParser (for usage instructions) */ public class OS2FTPEntryParser extends ConfigurableFTPFileEntryParserImpl { private static final String DEFAULT_DATE_FORMAT = "MM-dd-yy HH:mm"; //11-09-01 12:30 /** * this is the regular expression used by this parser. */ private static final String REGEX = "\\s*([0-9]+)\\s*" + "(\\s+|[A-Z]+)\\s*" + "(DIR|\\s+)\\s*" + "(\\S+)\\s+(\\S+)\\s+" /* date stuff */ + "(\\S.*)"; /** * The default constructor for a OS2FTPEntryParser object. * * @exception IllegalArgumentException * Thrown if the regular expression is unparseable. Should not be seen * under normal conditions. It it is seen, this is a sign that * <code>REGEX is not a valid regular expression. */ public OS2FTPEntryParser() { this(null); } /** * This constructor allows the creation of an OS2FTPEntryParser object * with something other than the default configuration. * * @param config The {@link FTPClientConfig configuration} object used to * configure this parser. * @exception IllegalArgumentException * Thrown if the regular expression is unparseable. Should not be seen * under normal conditions. It it is seen, this is a sign that * <code>REGEX is not a valid regular expression. * @since 1.4 */ public OS2FTPEntryParser(FTPClientConfig config) { super(REGEX); configure(config); } /** * Parses a line of an OS2 FTP server file listing and converts it into a * usable format in the form of an <code> FTPFile instance. If the * file listing line doesn't describe a file, <code> null is * returned, otherwise a <code> FTPFile instance representing the * files in the directory is returned. * <p> * @param entry A line of text from the file listing * @return An FTPFile instance corresponding to the supplied entry */ public FTPFile parseFTPEntry(String entry) { FTPFile f = new FTPFile(); if (matches(entry)) { String size = group(1); String attrib = group(2); String dirString = group(3); String datestr = group(4)+" "+group(5); String name = group(6); try { f.setTimestamp(super.parseTimestamp(datestr)); } catch (ParseException e) { // intentionally do nothing } //is it a DIR or a file if (dirString.trim().equals("DIR") || attrib.trim().equals("DIR")) { f.setType(FTPFile.DIRECTORY_TYPE); } else { f.setType(FTPFile.FILE_TYPE); } //set the name f.setName(name.trim()); //set the size f.setSize(Long.parseLong(size.trim())); return (f); } return null; } /** * Defines a default configuration to be used when this class is * instantiated without a {@link FTPClientConfig FTPClientConfig} * parameter being specified. * @return the default configuration for this parser. */ @Override protected FTPClientConfig getDefaultConfiguration() { return new FTPClientConfig( FTPClientConfig.SYST_OS2, DEFAULT_DATE_FORMAT, null, null, null, null); } } Other Commons Net examples (source code examples)Here is a short list of links related to this Commons Net OS2FTPEntryParser.java source code file: |
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